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81246-05-1

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81246-05-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81246-05-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,2,4 and 6 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 81246-05:
(7*8)+(6*1)+(5*2)+(4*4)+(3*6)+(2*0)+(1*5)=111
111 % 10 = 1
So 81246-05-1 is a valid CAS Registry Number.

81246-05-1Downstream Products

81246-05-1Relevant articles and documents

Reexamination of Stereochemical Issues Concerning 2-Phenyl-1,2-dihydropyridine-Maleimide Cycloadditions

Krow, Grant R.,Carey, James T.,Zacharias, David E.,Knaus, Edward E.

, p. 1989 - 1993 (2007/10/02)

The reaction of N-acetyl- and N-(carbomethoxy)-2-phenyl-1,2-dihydropyridines 1d-e with maleimides 5a-c has been shown by chemical correlation and X-ray analysis to proceed with only endo-maleimide, anti-phenyl stereoselectivity, rather than via stereosele

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